1. 3M Company
2. Accepta Water Treatment
3. Alfa Laval AB
4. Alfred K?rcher SE & Co. KG
5. Astol Cleantech Pvt. Ltd.
6. BASF SE
7. Clariant International Ltd
8. Delfin Srl
9. Dongguan VILLO Technology Inc.
10. Dow Chemical Company
11. DuPont de Nemours Inc.
12. DYNAVAC
13. Ecolab Inc.
14. Emiltec Srl
15. Enaspol A.S.
16. Eureka Forbes Ltd.
17. EUREKA S.p.A.
18. Evonik Industries AG
19. Huntsman International LLC
20. KEVAC S.r.l.
21. Merck KGaA
22. Nilfisk A/S
23. Nyco Products Company
24. Pilot Chemical Company
25. Roots Multiclean Ltd.
26. Solenis LLC
27. Solvay SA
28. Spartan Chemical Company Inc.
29. Stepan Company
30. Tennant Company
31. Unger Fabrikker AS